Update dependency css-loader to v4.2.0

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
css-loader	devDependencies	minor	4.1.1 -> 4.2.0

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Release Notes

webpack-contrib/css-loader

### [`v4.2.0`](https://togithub.com/webpack-contrib/css-loader/blob/master/CHANGELOG.md#​420-httpsgithubcomwebpack-contribcss-loadercomparev411v420-2020-07-31) [Compare Source](https://togithub.com/webpack-contrib/css-loader/compare/v4.1.1...v4.2.0) ##### Features - add `module.type` option, the `icss` option is deprecated ([#​1150](https://togithub.com/webpack-contrib/css-loader/issues/1150)) ([68f72af](https://togithub.com/webpack-contrib/css-loader/commit/68f72af2a09111f74dcacbf7af019fe7eb40cb6c)) ##### [4.1.1](https://togithub.com/webpack-contrib/css-loader/compare/v4.1.0...v4.1.1) (2020-07-30) ##### Bug Fixes - remove unnecessary `console` call ([#​1148](https://togithub.com/webpack-contrib/css-loader/issues/1148)) ([b1b90ca](https://togithub.com/webpack-contrib/css-loader/commit/b1b90caaea8eb045177749729340c7906454a84b))

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